impulse flask

例句：

1. 1. She had a sudden urge to run for exercise.
   她突然有跑步锻炼的冲动。
2. 2. The decision was influenced by her strong inclination towards the project.
   这个决定受到了她对这个项目强烈倾向的影响。
3. 3.The car's engine revved up with an unexpected impulse.
   汽车的引擎因为一个意外的冲动而加速。